Portrait of king charles iii of spain (1716-1788). It was purchased in 1992 by the naval museum of madrid along with the mid-18th century gilded and stewed wood frame in which it is framed. And it is an eighteenth-century copy attributed to andrés de la calleja of an original by anton raphael mengs. Object Type: painting. Date: 18th century. Dimensions: height: 154 cm (60.6 in); width: 111 cm (43.7 in). Medium: oil on canvas. Collection: Naval Museum of Madrid. Carlos III de España (Museo Naval de Madrid)